1 files changed, 85 insertions, 0 deletions
diff --git a/meshmc/launcher/minecraft/launch/MinecraftServerTarget.cpp b/meshmc/launcher/minecraft/launch/MinecraftServerTarget.cpp
new file mode 100644
index 0000000000..a3443ce6a0
--- /dev/null
+++ b/meshmc/launcher/minecraft/launch/MinecraftServerTarget.cpp
@@ -0,0 +1,85 @@
+/* SPDX-FileCopyrightText: 2026 Project Tick
+ * SPDX-FileContributor: Project Tick
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ *   MeshMC - A Custom Launcher for Minecraft
+ *   Copyright (C) 2026 Project Tick
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ *  This file incorporates work covered by the following copyright and
+ *  permission notice:
+ *
+ * Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "MinecraftServerTarget.h"
+
+#include <QStringList>
+
+// FIXME: the way this is written, it can't ever do any sort of validation and
+// can accept total junk
+MinecraftServerTarget MinecraftServerTarget::parse(const QString& fullAddress)
+{
+	QStringList split = fullAddress.split(":");
+
+	// The logic below replicates the exact logic minecraft uses for parsing
+	// server addresses. While the conversion is not lossless and eats errors,
+	// it ensures the same behavior within Minecraft and MeshMC when entering
+	// server addresses.
+	if (fullAddress.startsWith("[")) {
+		int bracket = fullAddress.indexOf("]");
+		if (bracket > 0) {
+			QString ipv6 = fullAddress.mid(1, bracket - 1);
+			QString port = fullAddress.mid(bracket + 1).trimmed();
+
+			if (port.startsWith(":") && !ipv6.isEmpty()) {
+				port = port.mid(1);
+				split = QStringList({ipv6, port});
+			} else {
+				split = QStringList({ipv6});
+			}
+		}
+	}
+
+	if (split.size() > 2) {
+		split = QStringList({fullAddress});
+	}
+
+	QString realAddress = split[0];
+
+	quint16 realPort = 25565;
+	if (split.size() > 1) {
+		bool ok;
+		realPort = split[1].toUInt(&ok);
+
+		if (!ok) {
+			realPort = 25565;
+		}
+	}
+
+	return MinecraftServerTarget{realAddress, realPort};
+}